National Science Olympiad Forum By SOF Olympiad Trainer - Page 803

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Subject :NSO    Class : Class 3

Ans 1: (Master Answer)

Class : Class 1
At 35C the water is liquid and at -10C it is Solid. Hence, the correct answer is C.

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
Option A,B and C are autotrophs, which produce their own food in presence of light and water. Option C is a mushroom a Fungus and a saprophyte that obtains its nutrition and grows on dead and decaying material.

Ans 2:

Class : Class 5
nicely explained

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 4
D should both correct

Ans 2:

Class : Class 4

Ans 3:

Class : Class 4
no b is correct

Ans 4:

Class : Class 7
D is correct.

Ans 5:

Class : Class 4
check solution

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 4
why not decantaion and evaporation.

Ans 2:

Class : Class 8
SOF SOF and master answerPlease give me the answer

Ans 3:

Class : Class 7
why not decantaion and evaporation.

Ans 4:

Class : Class 8
Evaporation can also differentiate salt and water after removing sand by filtration right? Evaporation will differentiate as salt will stay back and water will evaporate.

Ans 5: (Master Answer)

Class : Class 1
The correct answer is A.

Ans 6:

Class : Class 3

Ans 7:

Class : Class 6

Ans 8:

Class : Class 8
b

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 8
Answer is C, don't worry people.

Ans 2:

Class : Class 7
C is the correct answer we don't understand how the team is making these mistakes

Ans 3:

Class : Class 7
SOF HAS MADE MISTAKES IN MANY QUESTIONS...........CORRECT ANS. IS C

Ans 4:

Class : Class 7
correct ans. is 'C'.

Ans 5:

Class : Class 7

Ans 6:

Class : Class 7
the sol. given by sof is wrong as stated in above comment...correct answer is (c)

Ans 7:

Class : Class 7
As in winter land get cool faster than sea the air above the sea became hot and rises up and the air from the land rushes to take its place. So in this way in winter the air blow from land to sea and (c) is the correct answer.

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 8
The answer given is c. I don’t understand how.

Ans 2:

Class : Class 7
d

Ans 3:

Class : Class 7
How can the answer be c? Doesn't seem satisfying

Ans 4:

Class : Class 8
Answer is D don't worry people.

Ans 5:

Class : Class 8
i think ans is d

Ans 6:

Class : Class 7
ans D

Ans 7:

Class : Class 7
D

Ans 8:

Class : Class 8
i think the answer is d

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 8
It is C because i even googled it... so the ans is C not B

Ans 2:

Class : Class 8
correct option:B

Ans 3:

Class : Class 8
b

Ans 4:

Class : Class 8

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 7
ANSWER: C

Ans 2:

Class : Class 5
C is correct

Ans 3:

Class : Class 5
C is correct big mistake here

Ans 4:

Class : Class 7
C should be correct as the option D is advisable.

Ans 5:

Class : Class 5
And:D

Ans 6:

Class : Class 5

Ans 7:

Class : Class 5
C should be correct.

Ans 8:

Class : Class 6
C is right

Ans 9:

Class : Class 6
Yes, it should be C.

Ans 10:

Class : Class 5

Ans 11:

Class : Class 10
c should be the answer

Ans 12:

Class : Class 4
c is the correct answer

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 6
explain

Ans 2:

Class : Class 8

Ans 3:

Class : Class 6

Ans 4:

Class : Class 7

Ans 5:

Class : Class 5
And:c

Ans 6:

Class : Class 7
option d is the right answer. this is not possible as speed of particles increases when space between them increases .

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 7
As ground apply frictional force on the horse. As it is not easy to run on rough area as compared to smooth area because smooth area apply less frictional force.

Ans 2:

Class : Class 8

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